GM Service Manual Online
For 1990-2009 cars only
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Figure 1:

TCM Power and Ground
Object Number: 1886506 Size: FS
Master Electrical Component List
Transmission Component and System Description
Control Module References
Solenoids and VSS
Figure 2:

Solenoids and VSS
Object Number: 1886509 Size: FS
Master Electrical Component List
Transmission Component and System Description
Control Module References
TCM Power and Ground